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OptiFuse RASR120 Resettable Axial Fuse

The RASR120 is a resettable axial fuse designed for 30V DC applications, suitable for use with battery straps. It offers reliable overcurrent protection in rechargeable lithium battery packs, with features including a low profile and solid-state operation. Capable of handling currents up to 1.2A, it operates within a temperature range of -40°C to 85°C, ensuring safety and durability. Constructed with nickel lead material and polyester tape insulation, it adheres to industry standards for electrical characteristics, making it ideal for preventing overcurrent damage in compact battery modules.

Authorized Distributors
Part No:RASR-120
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.5
Buy/RFQ:
Part No:RASR-120
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.5
Buy/RFQ:

OptiFuse RASR120 Resettable Axial Fuse Specifications:

  • Operation Current: 1.2A
  • Maximum Voltage: 30V
  • Temperature Range: -40°C to 85°C
  • Lead Material: Nickel, 0.13mm nominal thickness, quarter hard
  • Soldering Characteristics: MIL-STD-202, method 208E
  • Insulating Material: Polyester tape
  • Dimensions (mm): Length 19.9-22.1, Width 4.9-5.2, Height 0.6-1.0
  • Maximum Power Dissipated (Pd): 0.085-0.220 W depending on model
  • Maximum Fault Current (Imax): 100A
  • Resistance (Ryin): 0.050-0.160 ohms at 23°C

Buy the Buy Optifuse RASR120 Part Number RASR120 Online

Protect your rechargeable lithium battery packs with the reliable Optifuse RASR120 resettable fuse. Designed for 30V DC applications, it handles current up to 1.2A and offers solid-state overcurrent protection with easy resetting capabilities. Constructed with durable nickel leads and polyester insulation, this fuse ensures safety and performance in compact battery assemblies. Ideal for applications requiring high reliability, it complies with industry standards, providing peace of mind for electronics and battery system designers. Get yours online today for optimal circuit safety.

Order your Optifuse Series RASR120 resettable fuse today and ensure your battery packs are protected with reliable overcurrent safety features.

Frequently Asked Questions

Where can I buy OptiFuse RASR120?

You can click on the BUY or RFQ button to purchase RASR120 from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part RASR120?

You can download the RASR120 datasheet or visit the OptiFuse website for support.

Who is the manufacturer of RASR120?

OptiFuse

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